<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style>
			
				*{
					box-sizing: border-box;
				}
			
				.input{
					outline:none
					border: solid 3px red;
					width: 410px;
					height: 45px;
				}
								
				.btn{
					vertical-align: top;
					border: none;
					height: 45px;
					width: 100px;
					background-color: red;
					color: white;
					letter-spacing: 20px;
					font-size: 1.1em;
					font-weight: 500;
				}
				
			
		</style>
	</head>
	<body>
		
		
		
		
		<div class="container">
			<input type="text" class="input"   placeholder="书名" ><button class="btn"  type="button" >搜索</button>
		</div>
		
		
		
		
		
		
		
		
	</body>
</html>